Browsing Dissertations & Theses by Title
Now showing items 605-624 of 899
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NANOSCALE MECHANICS OF DISORDERED BIOMOLECULES IN BRAIN
(2020-12-09)The long-term objective of this dissertation is to link blast-induced traumatic brain injury (TBI) with multiscale, multiphysics damage evolution in the brain using experimentally verifiable computations and simulations. ... -
Nanoscale Toughening Mechanisms Of Ultra High Temperature Novel Hfb2 Based Multiphase Ceramics
During return of spacecraft they endure very high temperatures (3000°F), few materials can withstand temperatures this high along with additional loads of the spacecraft. Reinforced carbon-carbon (RCC) material system is ... -
Neural Network Modeling and Control of Data Center
(2015-12-09)Data Center has become a definitive element of Modern IT infrastructure. With the development of high performance computing architectures and equipment, data centers consume large amount of electricity. Due to low ... -
New Detonation Concepts For Propulsion And Power Generation
(Aerospace Engineering, 2012-07-25)A series of related analytical and experimental studies are focused on utilizing detonations for emerging propulsion and power generation devices. An understanding of the physical and thermodynamic processes for this ... -
New Developments In Cognitive Optimization
(Mechanical Engineering, 2012-07-25)This work presents an approach to solve function optimization problems using cognitive optimization. A cognitive search algorithm which is developed mimics human cognition in structure and characteristics. This algorithm ... -
A New Multiscale Approach For Dynamic Modeling And Simulation Of Micro-nano Biomolecular Systems Characterized By A Low Reynolds Number
(Mechanical Engineering, 2014-07-14)In this dissertation, a new multiscale computational framework was developed in order to model and simulate motility of micro-nano-sized objects in fluid environments, characterized with a low Reynolds number. Especially, ... -
NON THERMAL RELIABILITY CONSIDERATIONS FOR OIL COOLED DATA CENTERS AND ITS SERVICEABILITY
(2015-12-09)The interest in Oil immersion cooling is increasing day by day which can be attributed to the recent research that shows the potential of its performance when compared to other techniques that add a little more expenses ... -
Non-Invasive Measurement of the Internal Temperature of Heat-Generating Bodies
(2016-11-30)While the surface temperature of a heat-generating solid body can be measured using a variety of methods, there is a scarcity of techniques that exist for non-invasively measuring the temperature inside the solid body. ... -
Nonlinear Control of Unmanned Aerial Vehicles with Cable Suspended Payloads
(2019-08-26)The research focuses on the mathematical modeling and control of an unmanned aerial vehicle with cable suspended payload. A comprehensive mathematical model is derived for a quadcopter with a cable suspended payload using ... -
Nonlinear Finite Element Analysis Of Columns
(Aerospace Engineering, 2011-07-14)In many engineering applications structural components are considered to be beams or columns subjected to a range of external loads such as dead weight, wind, temperature changes etc.In this work a mathematical model has ... -
Nonlinear Model Predictive Control for Cooperative Control and Estimation
(2017-06-08)Recent advances in computational power have made it possible to do expensive online computations for control systems. It is becoming more realistic to perform computationally intensive optimization schemes online on systems ... -
NONUPDATING METHODS FOR THE CHARACTERIZATION OF NONLINEAR STRESS-STRAIN AND DELAMINATION FRACTURE PROPERTIES OF FIBER REINFORCED COMPOSITES
(2018-12-07)Efforts to develop strength and life prediction analysis tools for aircraft composite structures have shown a great need to understand the complexity and interaction of failure modes. Many failure models are highly sensitive ... -
A Novel Approach For Two-dimensional Inclusion/hole Problems Using The Airy Stress Function Method
(Mechanical Engineering, 2013-07-22)This thesis demonstrates the application of the Airy stress function in solving plane elasticity problems. An Airy stress function is determined for two-dimensional infinite plates containing a circular inclusion embedded ... -
Novel Device And Methods For Composite Material Characterization
Composite materials have several advantages over metallic materials, with their high specific strength and ability to be elastically tailored to create advantageous structural responses. However, the widespread implementation ... -
Novel Neuro-dynamic Methods For Solving Robotic Planning And Control Problems
(Aerospace Engineering, 2015)Robotic systems are growing more complex to cater to the tasks they are required to solve. Irrespective of these tasks the problem of planning and control must be solved for all robotic systems. In this dissertation a ... -
Numerical Analysis of a Flapping Elliptic Flat Plate in Hover: A Study of Leading Edge Vortex Dynamics
(2018-06-21)Flapping flight is an area of research that is gaining a lot of prominence in engineering, especially with the increase in interest in applying the flapping mechanism of natural fliers to small scale MAVs. The ongoing ... -
Numerical analysis of hybrid server immersed in synthetic dielectric fluid
(2022-12-19)In recent years there has been a phenomenal development in cloud computing, networking, virtualization, and storage, which has increased the demand for data centers. With this increase, there is a demand for higher CPU ... -
NUMERICAL ANALYSIS OF IMMERSION COOLING ON A SERVER USING AL2O3/MINERAL OIL NANOFLUID
(2020-08-10)In the current world, technology has developed significantly, with a massive processing and storage of data, resulting in the high increase in Power Density and Heat Generation of servers, computers and its components in ... -
Numerical Analysis Of The Interaction Between A Detonation Wave And Compressible Homogeneous Isotropic Turbulence
(Mechanical Engineering, 2011-07-14)A numerical study was performed to investigate the effect of preshock turbulence on the detonation wave properties. A direct numerical simulation was performed on the chemically reactive Navier-Stokes equations using a ... -
Numerical and Analytical Study of Curvature Effects in Laminar Shock Wave/Boundary Layer Interactions
Shock wave/boundary-layer interactions (SBLIs) are one of the most complex flow phenomena because of the different types of physics involved (i.e., viscous versus inviscid) and their side effects such as boundary layer ...